This triangular wall brace is used to secure and stabilize the top of the enlarger column when wall or bench mounting Omega D5500 4x5 enlargers and C760 6x7 enlargers. Besides adding rigidity, the adjustable coupling arms also provide an adjustment point for aligning the enlarger. Installation instructions are included along with the bolts required to attach the brace to the enlarger column. Bolts for attaching the wall brace to the wall are not included, as those will vary depending on the type of wall.